[FFmpeg-user] Help with metadata writing (mp4)... what's possible?

Carl Eugen Hoyos ceffmpeg at gmail.com
Thu Dec 6 20:46:00 EET 2018

2018-12-06 19:40 GMT+01:00, Karen Norton <nortok00 at gmail.com>:
> On Thu, Dec 6, 2018 at 1:30 PM Carl Eugen Hoyos <ceffmpeg at gmail.com> wrote:
>> 2018-12-06 19:26 GMT+01:00, Karen Norton <nortok00 at gmail.com>:
>> > I'm hoping someone can help with understanding writing metadata to files
>> > using ffmpeg. The type of metadata I'm referencing is information such
>> > as
>> > movie/song title, artist, album, author, genre, show, etc.
>> Command line and complete, uncut console output missing.
>> (Works fine by default here.)
> Thanks for the speedy reply. As mentioned in my email my questions aren't
> about getting it to work. I can write the metadata just fine (ex: my most
> recent one was ffmpeg -i input.mp4 -metadata media_type="10" -metadata
> show="Law & Order" -metadata season_number="1" -metadata
> title="Prescription For Death" -metadata episode_id="66209" -metadata
> episode_sort="1" -metadata:s:a:0 language=eng -c:v libx264 -c:a aac
> output.mp4). This writes fine and gives me the results I expect.
> My questions are about finding the full scope of keys that can be written
> with ffmpeg because the sites I reference give varying sets of keys.

For mp4, you can see them in the source code:

Carl Eugen

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